Home / 51,895.86-71,589-32,768.73

Finding the Fourth Proportional to 51,895.86, 71,589 and 32,768.73

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Solution

The fourth proportional to 51,895.86, 71,589 and 32,768.73 is: 45,203.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,895.86 : 71,589 = 32,768.73 : x
  2. Step 2: Convert to fraction form
    51,895.86/71,589 = 32,768.73/x
  3. Step 3: Cross multiply
    51,895.86x = 71,589 × 32,768.73
  4. Step 4: Simplify right side
    51,895.86x = 2,345,880,611.97
  5. Step 5: Solve for x
    x = 2,345,880,611.97/51,895.86
  6. Step 6: Final answer
    x = 45,203.62

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.